def sum(a, b)
	return a + b
end

def fun(x, y, z)
	if (x < z * y)
		return x * y * z
	end
	
	return 42
end

def myConcatPrint(s1, s2)
	s3 = s1 .. s2
	call print(s3)
end

x = 4
y = 2
z = 2.5

d = x - call sum(1, 2) / y * z

call print("Result: ", d, "\n")
call print("Expected: 0,25\n\n")

r = call fun(7, 2, 4)
call print("Result: ", r, "\n")
call print("Expected: 56\n\n")

call myConcatPrint("custom", " print\n")
